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Innovations as a Cellist | Robert Cafaro | TEDxUniversityofPittsburgh


[Applause]

[Applause] thank you so the cello and thinking

thank you so the cello and thinking

thank you so the cello and thinking outside the box or thinking outside the

outside the box or thinking outside the

outside the box or thinking outside the wooden box

wooden box

wooden box better yet thinking outside the wooden

better yet thinking outside the wooden

better yet thinking outside the wooden box with four strings or my favorite

box with four strings or my favorite

box with four strings or my favorite thinking outside the 201 year-old wooden

thinking outside the 201 year-old wooden

thinking outside the 201 year-old wooden box with four strings so what is it that

box with four strings so what is it that

box with four strings so what is it that makes the cello so magical when a person

makes the cello so magical when a person

makes the cello so magical when a person hears the cello played at a high level

hears the cello played at a high level

hears the cello played at a high level for the first time and one of the things

for the first time and one of the things

for the first time and one of the things is the cello encompasses the entire

is the cello encompasses the entire

is the cello encompasses the entire range of the human voice a truly unique

range of the human voice a truly unique

range of the human voice a truly unique quality for a musical instrument and an

quality for a musical instrument and an

quality for a musical instrument and an example everyone knows what middle C is

example everyone knows what middle C is

example everyone knows what middle C is here and if we go one and two octaves

here and if we go one and two octaves

here and if we go one and two octaves below we have what’s called great C and

below we have what’s called great C and

below we have what’s called great C and that’s gr a grea T not GRA te

that’s gr a grea T not GRA te

that’s gr a grea T not GRA te so great C would be B the very bottom of

so great C would be B the very bottom of

so great C would be B the very bottom of the male voice and if we have middle C

the male voice and if we have middle C

the male voice and if we have middle C but active above and an octave above its

but active above and an octave above its

but active above and an octave above its high C and that would be the very top of

high C and that would be the very top of

high C and that would be the very top of a woman’s voice so it’s not just that

a woman’s voice so it’s not just that

a woman’s voice so it’s not just that the cello can cover the range of the

the cello can cover the range of the

the cello can cover the range of the human voice the cello is also uniquely

human voice the cello is also uniquely

human voice the cello is also uniquely capable of covering and conveying human

capable of covering and conveying human

capable of covering and conveying human emotions and feelings and to give an

emotions and feelings and to give an

emotions and feelings and to give an example the cello can sound angry

[Music]

[Music] okay or the cello can convey love

[Music]

[Music] not just that the cello is capable of

not just that the cello is capable of

not just that the cello is capable of imitating crying or sadness

so what is it that makes sound on the

so what is it that makes sound on the cello there are two principles involved

cello there are two principles involved

cello there are two principles involved number one is vibration

number one is vibration

number one is vibration number two is friction and they have to

number two is friction and they have to

number two is friction and they have to be coordinated in a right balance if we

be coordinated in a right balance if we

be coordinated in a right balance if we have vibration without enough friction

have vibration without enough friction

have vibration without enough friction we get a sound that like substance and

we get a sound that like substance and

we get a sound that like substance and if we have too much friction and not

if we have too much friction and not

if we have too much friction and not enough vibration we get a sound that you

enough vibration we get a sound that you

enough vibration we get a sound that you might associate with a young child

might associate with a young child

might associate with a young child learning how to play the violin or the

learning how to play the violin or the

learning how to play the violin or the cello for the first time and this would

cello for the first time and this would

cello for the first time and this would be a test of human patience and

be a test of human patience and

be a test of human patience and endurance

endurance

endurance so we could have a

so we could have a

so we could have a [Music]

right not good so thinking outside the

right not good so thinking outside the box what helped me to not only beat an

box what helped me to not only beat an

box what helped me to not only beat an incurable illness but to really help

incurable illness but to really help

incurable illness but to really help play the cello I come from a late start

play the cello I come from a late start

play the cello I come from a late start having started the cello at age 9 and I

having started the cello at age 9 and I

having started the cello at age 9 and I wasn’t serious about the cello until

wasn’t serious about the cello until

wasn’t serious about the cello until relatively late in high school but in

relatively late in high school but in

relatively late in high school but in the seventh grade I started to play the

the seventh grade I started to play the

the seventh grade I started to play the guitar and I got very serious about it

guitar and I got very serious about it

guitar and I got very serious about it and in two years I was the lead

and in two years I was the lead

and in two years I was the lead guitarist in the first of several rock

guitarist in the first of several rock

guitarist in the first of several rock bands I played in so with the electric

bands I played in so with the electric

bands I played in so with the electric guitar it’s a different instrument we

guitar it’s a different instrument we

guitar it’s a different instrument we have frets we have thin steel strings

have frets we have thin steel strings

have frets we have thin steel strings and it takes a very very little effort

and it takes a very very little effort

and it takes a very very little effort with the left hand and you have for the

with the left hand and you have for the

with the left hand and you have for the right hand you have an amplifier that

right hand you have an amplifier that

right hand you have an amplifier that does all the work so I used my skills as

does all the work so I used my skills as

does all the work so I used my skills as a guitarist to learn how to make sound

a guitarist to learn how to make sound

a guitarist to learn how to make sound on the cello and when the violinist

on the cello and when the violinist

on the cello and when the violinist Itzhak Perlman heard the legendary

Itzhak Perlman heard the legendary

Itzhak Perlman heard the legendary Jascha Heifetz play for the first time

Jascha Heifetz play for the first time

Jascha Heifetz play for the first time he said he couldn’t close his mouth for

he said he couldn’t close his mouth for

he said he couldn’t close his mouth for a week

a week

a week he said the sound he made was generated

he said the sound he made was generated

he said the sound he made was generated this incredible heat like a tornado

this incredible heat like a tornado

this incredible heat like a tornado standing in one place and when I heard

standing in one place and when I heard

standing in one place and when I heard the great cellist Restrepo vaq play when

the great cellist Restrepo vaq play when

the great cellist Restrepo vaq play when I was 16 years old this sound blew my

I was 16 years old this sound blew my

I was 16 years old this sound blew my hair back and it was like he had an

hair back and it was like he had an

hair back and it was like he had an electric cello with a volume knob that

electric cello with a volume knob that

electric cello with a volume knob that went up to 11 so one thing that I used

went up to 11 so one thing that I used

went up to 11 so one thing that I used not only the guitar but also I had

not only the guitar but also I had

not only the guitar but also I had studied martial arts for a while and if

studied martial arts for a while and if

studied martial arts for a while and if you think about how a martial artist can

you think about how a martial artist can

you think about how a martial artist can break a brick with the bare hand a brick

break a brick with the bare hand a brick

break a brick with the bare hand a brick is stronger than human bone and flesh

is stronger than human bone and flesh

is stronger than human bone and flesh yet the martial artist is able to

yet the martial artist is able to

yet the martial artist is able to accomplish this seemingly impossible

accomplish this seemingly impossible

accomplish this seemingly impossible feat and it’s all about learning how to

feat and it’s all about learning how to

feat and it’s all about learning how to focus the energy of the mind and the

focus the energy of the mind and the

focus the energy of the mind and the body into a point on the hand where you

body into a point on the hand where you

body into a point on the hand where you can overcome a physical barrier and not

can overcome a physical barrier and not

can overcome a physical barrier and not just that a baseball pitcher I had

just that a baseball pitcher I had

just that a baseball pitcher I had studied baseball pitcher for a while and

studied baseball pitcher for a while and

studied baseball pitcher for a while and if you look at a baseball pitcher they

if you look at a baseball pitcher they

if you look at a baseball pitcher they can get the ball a go at a velocity of a

can get the ball a go at a velocity of a

can get the ball a go at a velocity of a hundred miles an hour it’s all about

hundred miles an hour it’s all about

hundred miles an hour it’s all about learning how to

learning how to

learning how to coordinate the energy of the mind and

coordinate the energy of the mind and

coordinate the energy of the mind and the body into the points and the fingers

the body into the points and the fingers

the body into the points and the fingers that will release the ball at that

that will release the ball at that

that will release the ball at that velocity so the cello is strikingly

velocity so the cello is strikingly

velocity so the cello is strikingly similar in the sense that it’s about

similar in the sense that it’s about

similar in the sense that it’s about learning how to focus the energy of the

learning how to focus the energy of the

learning how to focus the energy of the mind and the body into the hands namely

mind and the body into the hands namely

mind and the body into the hands namely the right hand so to coordinate that

the right hand so to coordinate that

the right hand so to coordinate that sound we would need to get the friction

sound we would need to get the friction

sound we would need to get the friction and the vibration right

and then what we add with the left hand

and then what we add with the left hand is a pulsating pitch change called

is a pulsating pitch change called

is a pulsating pitch change called vibrato

and this is what brings the cello very

and this is what brings the cello very close to the human voice so one other

close to the human voice so one other

close to the human voice so one other thing that I used to think outside the

thing that I used to think outside the

thing that I used to think outside the box actually took place 2,500 years ago

box actually took place 2,500 years ago

box actually took place 2,500 years ago before the cello ever existed and this

before the cello ever existed and this

before the cello ever existed and this is the great philosopher and

is the great philosopher and

is the great philosopher and mathematician named Pythagoras who

mathematician named Pythagoras who

mathematician named Pythagoras who devised what we know is the harmonic

devised what we know is the harmonic

devised what we know is the harmonic series so a young person once asked me

series so a young person once asked me

series so a young person once asked me after they listen to me play they said

after they listen to me play they said

after they listen to me play they said how do you know where to put your

how do you know where to put your

how do you know where to put your fingers right am i using the force

fingers right am i using the force

fingers right am i using the force no the guitar has frets the piano has

no the guitar has frets the piano has

no the guitar has frets the piano has keys it’s all mapped out for you on the

keys it’s all mapped out for you on the

keys it’s all mapped out for you on the cello how do we know where this is

cello how do we know where this is

cello how do we know where this is so Pythagoras came up with the harmonic

so Pythagoras came up with the harmonic

so Pythagoras came up with the harmonic series which is mathematical division of

series which is mathematical division of

series which is mathematical division of string length and just to give you an

string length and just to give you an

string length and just to give you an example this is what harmonics are

so every one of those pitches is a

so every one of those pitches is a division of string length for the cello

division of string length for the cello

division of string length for the cello I use for harm on I use seven harmonics

I use for harm on I use seven harmonics

I use for harm on I use seven harmonics one quarter see the string starts here

one quarter see the string starts here

one quarter see the string starts here at the nut and it ends here at the

at the nut and it ends here at the

at the nut and it ends here at the bridge that’s the length so if we divide

bridge that’s the length so if we divide

bridge that’s the length so if we divide that one quarter of the length one third

that one quarter of the length one third

that one quarter of the length one third of the length 1/2 2/3 3/4 5/6 and 7/8 so

of the length 1/2 2/3 3/4 5/6 and 7/8 so

of the length 1/2 2/3 3/4 5/6 and 7/8 so having known these and memorize these

having known these and memorize these

having known these and memorize these the way a pool player knows angles on

the way a pool player knows angles on

the way a pool player knows angles on the board every range every note on the

the board every range every note on the

the board every range every note on the instrument is within range of one of

instrument is within range of one of

instrument is within range of one of those seven harmonics so that’s how I’m

those seven harmonics so that’s how I’m

those seven harmonics so that’s how I’m not using the force that’s how I know

not using the force that’s how I know

not using the force that’s how I know where I am when I play the cello so

where I am when I play the cello so

where I am when I play the cello so we’ve made some examples of human

we’ve made some examples of human

we’ve made some examples of human emotions the cello can also imitate

emotions the cello can also imitate

emotions the cello can also imitate other sounds and this is another unique

other sounds and this is another unique

other sounds and this is another unique quality of the instrument using

quality of the instrument using

quality of the instrument using pythagoras as harmonics I can imitate

pythagoras as harmonics I can imitate

pythagoras as harmonics I can imitate the sound of seagulls right and I can

the sound of seagulls right and I can

the sound of seagulls right and I can also physics I have the Doppler effect

also physics I have the Doppler effect

also physics I have the Doppler effect the compression and decompression of

the compression and decompression of

the compression and decompression of sound waves if you were standing on the

sound waves if you were standing on the

sound waves if you were standing on the side of the highway you might hear

side of the highway you might hear

side of the highway you might hear [Music]

[Music]

[Music] okay and if you ever go to the races you

okay and if you ever go to the races you

okay and if you ever go to the races you might hear race cars sound like this you

so taking one of those vehicles that’s

so taking one of those vehicles that’s not street-legal on the road you might

not street-legal on the road you might

not street-legal on the road you might hear this and if you operate that

hear this and if you operate that

hear this and if you operate that vehicle at a speed that it’s capable of

vehicle at a speed that it’s capable of

vehicle at a speed that it’s capable of you might hear this

you might hear this

you might hear this [Music]

[Music]

[Music] and then one of my favorites is the

and then one of my favorites is the

and then one of my favorites is the cello is also capable of imitating the

cello is also capable of imitating the

cello is also capable of imitating the sound of rodent control or the mousetrap

sound of rodent control or the mousetrap

sound of rodent control or the mousetrap [Music]

[Music]

[Music] so having gone over some of the lighter

so having gone over some of the lighter

so having gone over some of the lighter features of the cello I’d like to play

features of the cello I’d like to play

features of the cello I’d like to play something written for the cello by the

something written for the cello by the

something written for the cello by the great master Johann Sebastian Bach and

great master Johann Sebastian Bach and

great master Johann Sebastian Bach and these are to go vods from his suite

these are to go vods from his suite

these are to go vods from his suite number six in D major

[Music]

[Music] you

you

you [Music]

”

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